Home / 9,459,430.40-14,191,138.20-3,069,182.72

Finding the Fourth Proportional to 9,459,430.40, 14,191,138.20 and 3,069,182.72

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Solution

The fourth proportional to 9,459,430.40, 14,191,138.20 and 3,069,182.72 is: 4,604,420.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,459,430.40 : 14,191,138.20 = 3,069,182.72 : x
  2. Step 2: Convert to fraction form
    9,459,430.40/14,191,138.20 = 3,069,182.72/x
  3. Step 3: Cross multiply
    9,459,430.40x = 14,191,138.20 × 3,069,182.72
  4. Step 4: Simplify right side
    9,459,430.40x = 43,555,196,140,571.91
  5. Step 5: Solve for x
    x = 43,555,196,140,571.91/9,459,430.40
  6. Step 6: Final answer
    x = 4,604,420.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.